
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
       
<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                               0
<SECURITIES>                                         0
<RECEIVABLES>                               21,603,900
<ALLOWANCES>                                   882,100
<INVENTORY>                                 20,612,200
<CURRENT-ASSETS>                            42,793,400
<PP&E>                                      47,116,500
<DEPRECIATION>                              23,558,900
<TOTAL-ASSETS>                              66,505,500
<CURRENT-LIABILITIES>                       14,853,000
<BONDS>                                      5,000,000
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                     4,246,400
<OTHER-SE>                                  33,722,100
<TOTAL-LIABILITY-AND-EQUITY>                66,505,500
<SALES>                                    114,546,600
<TOTAL-REVENUES>                           114,546,600
<CGS>                                       90,539,100
<TOTAL-COSTS>                               90,539,100
<OTHER-EXPENSES>                            22,458,600
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             503,700
<INCOME-PRETAX>                                685,600
<INCOME-TAX>                                   205,700
<INCOME-CONTINUING>                            479,900
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   479,900
<EPS-PRIMARY>                                      .11
<EPS-DILUTED>                                      .11
        

</TABLE>
